By dzyubam
- **Sep 20**, 02:49 AM

Math (PS)
Is the product of and equal to 1?
1.
2.
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By dzyubam
- **Sep 16**, 02:00 AM

Math (PS)
If the circus were to sell all of its 220 tickets for this month’s performance at its usual price, the revenue from sales would be 10% greater than that collected last month. If the circus raised the ticket price by 5% and sold only...

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By dzyubam
- **Sep 15**, 02:00 AM

Math (PS)
Some part of a 50% solution of acid was replaced with an equal amount of 30% solution of acid. If, as a result, 40% solution of acid was obtained, what part of the original solution was replaced?
(A)
(B)
(C)
(D)
(E)
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By dzyubam
- **Sep 13**, 02:00 AM

Math (PS)
The scoring system in a certain football competition goes as follows: 3 points for victory, 1 point for a draw, and 0 points for defeat. Each team plays 20 matches. If the team scored 9 points after 5 games, what is the least number...

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By dzyubam
- **Sep 12**, 02:00 AM

Math (DS)
Is point closer to point than to point ?
1. Point lies on the line
2. Point lies on the line
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Really useful series about how the GMAT is scored, a good idea to run in installments. Read...

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By dzyubam
- **Sep 7**, 02:00 AM

Math (PS)
What is the last digit of ?
(A) 1
(B) 3
(C) 6
(D) 7
(E) 9
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By dzyubam
- **Sep 6**, 02:00 AM

Math (PS)
The safety distance (meters) between cars moving on a motorway depends on their speed (meters per second):
If two cars want to maintain a time interval of 1 second between each other, which of the following speeds will breach the safety regulation?
(A) 5...

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By dzyubam
- **Sep 1**, 02:00 AM

Math (PS)
If among 5 children there are 2 siblings, in how many ways can the children be seated in a row so that the siblings do not sit together?
(A) 38
(B) 46
(C) 72
(D) 86
(E) 102
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By dzyubam
- **Aug 31**, 02:00 AM

Math (PS)
Comet A is seen near the Earth every 12 years while comet B every 20 years. If both comets were observed in 1979, for how many years do we have to wait to see the two comets together again? (Assume now is 2004)
(A) 16
(B)...

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By Knewton
- **Aug 27**, 13:19 PM

In my last post, I covered the theory behind the Denial Test for Critical Reasoning Assumption questions and demonstrated how to do negations properly. If you’re not sure what the Denial Test is or want a refresher on ...

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